DIFF Subgroup
A61L 33/12 Polypeptides, proteins or derivatives thereof
Introduced: January 2000
Full Title
Full titles differ between systems:
IPC:
Antithrombogenic treatment of surgical articles, e.g. sutures, catheters, prostheses, or of articles for the manipulation or conditioning of blood; Materials for such treatment > Use of macromolecular materials > Polypeptides, proteins or derivatives thereof
CPC:
Antithrombogenic treatment of surgical articles, e.g. sutures, catheters, prostheses, or of articles for the manipulation or conditioning of blood; Materials for such treatment > Use of macromolecular materials (grafting of a monomer onto the substrate A61L33/0088) > Polypeptides, proteins or derivatives thereof
Of 4 combined children, 0 exist in both systems.
4 codes are CPC-only extensions.
Child Classifications
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